Year One or Year 1 may refer to:
- 1 AD, a year
- 1 BC, a year
- Year One in political history, after a radical change or revolution
- Year 1 (education), an educational year group in schools
- Year One (film), a 2009 American adventure comedy
- Anno uno, a 1974 Italian biographical film released internationally as Year One
- Batman: Year One, a DC Comics story arc
- Batman: Year One (film), a 2011 animated film based on the story arc
- Robin: Year One, another DC Comics story arc
- Batgirl: Year One, a 2003 DC Comics comic book miniseries
- Two-Face: Year One, a 2008 DC Comics two-part miniseries
- Green Arrow: Year One, a 2007 DC Comics limited series
- Superman: Year One, a 2019 DC Comics limited series published under the DC Black Label
- Gotham City: Year One, a 2022 DC Comics limited series also published in the DC Black Label
- Ryan Caulfield: Year One, a 1999 American television series
- A Vampyre Story: Year One, an adventure game under development
See also
edit- Year Zero (disambiguation)
- The Year Is One
- Lovers in the Year One
- One Year
- New Year (disambiguation)
- One (disambiguation)